On a related note, I tried face ID with my identical twin’s iphone X, and sure enough it lets me in pretty much every time without any trickery with the PIN. It

On a related note, I tried face ID with my identical twin’s iphone X, and sure enough it lets me in pretty much every time without any trickery with the PIN. It’s made me quite uncomfortable with the security it offers as we aren’t so identical as to be mistaken frequently, yet the phone unlocks almost every time...